Home / 4,131.36-6,196.74-1,358.01

Finding the Fourth Proportional to 4,131.36, 6,196.74 and 1,358.01

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Solution

The fourth proportional to 4,131.36, 6,196.74 and 1,358.01 is: 2,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.36 : 6,196.74 = 1,358.01 : x
  2. Step 2: Convert to fraction form
    4,131.36/6,196.74 = 1,358.01/x
  3. Step 3: Cross multiply
    4,131.36x = 6,196.74 × 1,358.01
  4. Step 4: Simplify right side
    4,131.36x = 8,415,234.89
  5. Step 5: Solve for x
    x = 8,415,234.89/4,131.36
  6. Step 6: Final answer
    x = 2,036.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.